Welcome to Seal 410
PATENT   US 9,383,026 B2
A quick and easy way to stop Freon leaks at the service valve for air conditioners and heat pumps. Very easy to install. The hardest part is getting up and down off the ground. No pumping down the system, no vacuuming.
The website is not built yet. Call me Ph. 803 491 4565 or Text or email al@seal410.com   Thanks Al